8221567311

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{757}}^1\times {\mathrm{7057}}^1$

素因数の和:7845

約数の個数: 40

約数和(自身を含む): 12946912880

約数和(自身を除く): 4725345569

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 757, 1539, 2271, 6813, 7057, 14383, 20439, 21171, 43149, 61317, 63513, 129447, 134083, 190539, 388341, 402249, 571617, 1165023, 1206747, 3620241, 5342149, 10860723, 16026447, 48079341, 101500831, 144238023, 304502493, 432714069, 913507479, 2740522437, 8221567311]

約数ペア:

[(1, 8221567311), (3, 2740522437), (9, 913507479), (19, 432714069), (27, 304502493), (57, 144238023), (81, 101500831), (171, 48079341), (513, 16026447), (757, 10860723), (1539, 5342149), (2271, 3620241), (6813, 1206747), (7057, 1165023), (14383, 571617), (20439, 402249), (21171, 388341), (43149, 190539), (61317, 134083), (63513, 129447)]